7.2.1 Exponential and Logarithmic Equations and Inequalities Key Objectives • Solve exponential and logarithmic equations and inequalities. • Solve problems involving exponential decay and logarithmic equations. Key Terms • An exponential equation is an equation containing one or more expressions that have a variable as an exponent. • A logarithmic equation is an equation containing one or more logarithmic expressions that have a variable. Example 1 Solving Exponential Equations To solve exponential equations, express each side with a common base then take the logarithm of both sides.
125
Made with FlippingBook - Share PDF online